diff options
Diffstat (limited to 'lib/private/search.php')
-rw-r--r-- | lib/private/search.php | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/lib/private/search.php b/lib/private/search.php new file mode 100644 index 00000000000..b9c75dfc333 --- /dev/null +++ b/lib/private/search.php @@ -0,0 +1,90 @@ +<?php +/** + * ownCloud + * + * @author Frank Karlitschek + * @copyright 2012 Frank Karlitschek frank@owncloud.org + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE + * License as published by the Free Software Foundation; either + * version 3 of the License, or any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU AFFERO GENERAL PUBLIC LICENSE for more details. + * + * You should have received a copy of the GNU Affero General Public + * License along with this library. If not, see <http://www.gnu.org/licenses/>. + * + */ + + +/** + * provides an interface to all search providers + */ +class OC_Search{ + static private $providers=array(); + static private $registeredProviders=array(); + + /** + * remove all registered search providers + */ + public static function clearProviders() { + self::$providers=array(); + self::$registeredProviders=array(); + } + + /** + * register a new search provider to be used + * @param string $provider class name of a OC_Search_Provider + */ + public static function registerProvider($class, $options=array()) { + self::$registeredProviders[]=array('class'=>$class, 'options'=>$options); + } + + /** + * search all provider for $query + * @param string query + * @return array An array of OC_Search_Result's + */ + public static function search($query) { + self::initProviders(); + $results=array(); + foreach(self::$providers as $provider) { + $results=array_merge($results, $provider->search($query)); + } + return $results; + } + + /** + * remove an existing search provider + * @param string $provider class name of a OC_Search_Provider + */ + public static function removeProvider($provider) { + self::$registeredProviders = array_filter( + self::$registeredProviders, + function ($element) use ($provider) { + return ($element['class'] != $provider); + } + ); + // force regeneration of providers on next search + self::$providers=array(); + } + + + /** + * create instances of all the registered search providers + */ + private static function initProviders() { + if(count(self::$providers)>0) { + return; + } + foreach(self::$registeredProviders as $provider) { + $class=$provider['class']; + $options=$provider['options']; + self::$providers[]=new $class($options); + } + } +} |